Aluminum Foil Insulation Description

 

Double sided aluminum insulation refers to a type of insulation material that has aluminum foil on both sides, and consists of two layers of aluminum foil with 1 layer natural kraft paper. The aluminum foil on both sides acts as a radiant barrier, reflecting heat and preventing its transfer through radiation.

The double sided aluminum foil insulation helps to reduce heat gain in hot climates and heat loss in cold climates, making it an effective solution for improving the insulation performance of a building or structure. Relatively lightweight, making it easier to handle and install compared to some bulkier insulation materials. It might also act as a vapor barrier to some extent, reducing moisture penetration.

Double sided aluminum insulation is common used in various applications, including walls, roofs, attics, and HVAC ducts, to provide enhanced thermal insulation and energy efficiency. It is ideally used as sarking and insulation under roofs, in walls behind cladding or under timber floors, for residential and commercial building.

Aluminum Foil Insulation Technical Data

Properties:

Physical properties

Test Method

Value (English)

Value (Metric)

Basis weight

Scale

34.8lbs / 1000 ft2

170gsm

Permeance (WVTR)

ASTM E96,

Procedure A

0.02 perm

1.15 ng/N.s

Tensile Strength-MD

ASTM D828

58.0 lbs / In

255 N/25mm

Tensile Strength-XD

ASTM D828

29.5lbs / In

130 N/25mm

Burst Strength

ASTM D774

79.8psi

55 N/cm2

Low temperature

Resistance

ASTM D1790

4 hrs @

-40℉ (-40℃)

Remains Flexible

No Delamination

Remains Flexible

No Delamination

High temperature

Resistance

ASTM D1790

4 hrs @

+240℉ (+116℃)

Remains Flexible

No Delamination

Remains Flexible

No Delamination

Emissivity

ASTM E408

0.03

0.03

Fire Rating

BS476Pt6.7

Class 1

Class 1

 

Available Roll Width: 1.25m,1.35m

Composition:

Composition

Description

Value (English)

Value (Metric)

Foil

Aluminum

0.28 mil

7 micron

Reinforcing – MD

Fiberglass

 2/inch

 8/100mm

Reinforcing – MD

Fiberglass

3/inch

12/100mm

Adhesive

Polyethylene

 

 

Kraft

Natural

60Ibs/3000ft2

100gsm

Adhesive

Polyethylene

 

 

Foil

Aluminum

0.28 mil

7 micron

Remarks:

1.The data above are typical values only, and should not be used for specifications purpose.

2.Tolerance: Weight and Thickness: ±10%;Width:±3mm; Length: Log Roll: ±0.3m, Jumbo Roll: ±0.5%.

3.Double sided aluminum insulation should be stored at room temperature, kept away from wet and heat source.

4.The users should take test and do trial-application on the above products before coming into application so as to witness and ensure suitability for their special purpose and technique.

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